Permeable tarmac driveways in Merthyr Tydfil

What does a permeable tarmac driveway cost in Merthyr Tydfil?

Guide prices below are for Merthyr Tydfil, adjusted for Wales, where surfacing rates run about 5% below our UK midpoint.

Item	Guide price (inc VAT)
Porous asphalt drive on a permeable stone base	£76–£119 per m²
Example: 30 m² drive	£2,500–£3,900
Example: 50 m² drive	£3,800–£5,950
Example: 80 m² drive	£6,100–£9,500

As a 2026 guide in Merthyr Tydfil, permeable tarmac driveway work runs at about £76–£119 per m² including VAT, so a 50 m² drive is roughly £3,800–£5,950. Guide only; the survey confirms a fixed price.

Where we work in and around Merthyr Tydfil

Survey cover and pricing for Merthyr Tydfil. Merthyr Tydfil sits 7 miles from Rhondda, within our regular Mid Glamorgan cover.

Postcodes: CF47, CF48
Area: Mid Glamorgan
Nearest towns: Aberdare (4 miles), Mountain Ash (4 miles), Tredegar (6 miles), Treharris (7 miles)
Pricing: Wales, about 5% below our UK midpoint
Kerb approvals: The council

Nearby, we work in Aberdare, Mountain Ash, Tredegar, Treharris, Rhondda.

What is included in a permeable tarmac driveway?

Open-graded porous asphalt on a deep permeable stone base, so rain soaks through on site.

Ground check: how fast does the soil drain?
Dig out deeper than a standard drive to fit the storage layer
Geotextile separating layer on the formation
Open-graded permeable sub-base, often Type 3 or 4/20 stone
Porous asphalt binder and surface courses

Rules that apply in Merthyr Tydfil

In Wales, new front hardstanding should be porous or drain to a permeable area within the property, and work covering 100 m² or more with drainage effects usually needs SAB approval first. If the job needs a dropped kerb, the council as highway authority approves it before any work on the footway.

Merthyr Tydfil: common questions

Are there planning or highway rules in Merthyr Tydfil?

In Wales, new front hardstanding should be porous or drain to a permeable area within the property, and work covering 100 m² or more with drainage effects usually needs SAB approval first. Dropped kerbs are approved by the council as highway authority.

How much does a permeable tarmac driveway cost in Merthyr Tydfil?

As a 2026 guide in Merthyr Tydfil, permeable tarmac driveway work runs at about £76–£119 per m² including VAT, so a 50 m² drive is roughly £3,800–£5,950. Edging, drainage and a dropped kerb are priced separately where needed.

Do you cover all of Merthyr Tydfil?

We cover Merthyr Tydfil including CF47, CF48, and nearby Aberdare, Mountain Ash, Tredegar.

Can I get a free survey in Merthyr Tydfil?

Yes for new surfacing such as drives, paths, private roads and car parks. Small repairs are often priced from photos; if a visit is needed for a repair-only job, we tell you any charge first.

Other work in Merthyr Tydfil

Ready for a price in Merthyr Tydfil? Use the guide price tool or send the form, and we'll arrange a visit.